diff options
Diffstat (limited to 'clang/lib/Frontend/InitPreprocessor.cpp')
| -rw-r--r-- | clang/lib/Frontend/InitPreprocessor.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp index 749dd9b..88be773 100644 --- a/clang/lib/Frontend/InitPreprocessor.cpp +++ b/clang/lib/Frontend/InitPreprocessor.cpp @@ -374,9 +374,11 @@ static void InitializeStandardPredefinedMacros(const TargetInfo &TI, else if (!LangOpts.GNUMode && LangOpts.Digraphs) Builder.defineMacro("__STDC_VERSION__", "199409L"); } else { - // FIXME: Use correct value for C++17. + // C++17 [cpp.predefined]p1: + // The name __cplusplus is defined to the value 201703L when compiling a + // C++ translation unit. if (LangOpts.CPlusPlus1z) - Builder.defineMacro("__cplusplus", "201406L"); + Builder.defineMacro("__cplusplus", "201703L"); // C++1y [cpp.predefined]p1: // The name __cplusplus is defined to the value 201402L when compiling a // C++ translation unit. |